The effects of spinneret hole shape, characteristic dimension of spinneret, hole arrangement and cool conditions on degree of profile were discussed.
讨论了喷丝孔孔型、喷丝板特征尺寸、异形孔的排列方式、冷却条件对纤维异形度的影响。
The method for calculating the hole size cf high speed spinning spinneret on the basis of shear rate is presented which has been examined in 15 factories.
文中提出了根据剪切速率计算高速纺喷丝板孔径的方法，并以十五家工厂的资料进行验证。
While increasing the diameter of spinneret hole, the filament diameter of PET POY was increased, both the orientation and the birefringence of PET filament were decreased.
随着喷丝孔孔径的增大，涤纶poy单丝直径增大，单丝的取向度降低，双折射率减小。
The effect of spinneret hole diameter on the filament diameter and birefringence of PET POY was studied by using the same spinneret.
研究了同一喷丝板上不同喷丝孔直径对涤纶POY单丝直径与双折射率的影响。
The effect of spinneret hole diameter on the filament diameter and birefringence of PET POY was studied by using the same spinneret.
研究了同一喷丝板上不同喷丝孔直径对涤纶POY单丝直径与双折射率的影响。
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